Iphone PT 1
If you create an array, a set, or a dictionary, and assign it to a variable, the collection that is created will be mutable.
True
False
The argument label is used when calling the function.
True
False
You can also define functions inside the bodies of other functions.
True
False
Arrays, sets, and dictionaries in Swift are always clear about the types of values and keys that they can store.
True
False
Every function has a specific function type, made up of the parameter types and the return type of the function
True
False
You can return a tuple value using a function.
True
False
Function parameters and return values are extremely flexible in Swift.
True
False
The iOS version where Google Maps was removed.
7.0
4.0
6.0
5.0
A double represent a _____ bit floating-point number.
128
32
64
16
He first introduced the iPhone on the Market
Mark Zuckerberg
Steve Jobs
Tim Cook
Steve Wozniak
What will be the exact output given the code print(Int(“32”)!)
Int(“32”)!
32
Optional(32)
Program Error
Write the exact output given the program code below. Let (x,y) = (Int(“123”),123) print(“\(y) and \(x)”)
Used to compare two versions of a file, see commit logs, check who made a code change, and even zoom back through the commit timeline.
Version Editor and Git Control
Git Editor and Source Control
Version Editor and Source Control
Git Repository and Source Control
Swift provides a simplified memory management with ________.
ARC
ART
GIGO
Garbage Collector
Version of iPhone where ‘S’ iPhone introduced
4.0
6.0
5.0
7.0
It contains other files, like your documents or apps
Explorer
Finder
Icons
Folders
Which of the following is not belong to the group.
Dictionaries
Tuples
Arrays(Lists)
Sets
Which of the following is part of iOS application development
Process
All of the Above
Language
Tools
Design
The iOS version when iPad was unveiled.
IOS 3.2
IOS 4
IOS 10
IOS 14
It performs a single pass through the loop block first, before considering the loop's condition
Repeat-While
For-In
Do-While
While
A analysis tool to assist you to both optimize your apps and monitor for memory leaks in real time
Xcode
Simulator
Interface Builder
Instruments
Has a quick access to Finder functions for highlighted items, such as Get info, Move to Trash, and Services
Search Finder
Finder
Action Menu
Search Field
It makes it incredibly easy to jump to any test in your project, execute an individual test, or execute a group of tests
Debugging
Instruments
Test Navigator
Monitor
A set method used to create a new set with only the values common to both sets
SymmetricDifference
Subtracting
Union
Intersection
You "call" a function with its name and pass it input values known as _____.
Argument
Parameter
Variadic
Signature
Which of the following has the incorrect syntax.
Var x = Int(“10”)
Var x:Int? = nil
Var x:Int = 10
Var x:Int = Int(“123”)
A statement that considers a value and compares it against several possible patterns.
While
Switch
If
For-in
These icons generally display a document with an app logo or image that lets you know what application created it or opens it
Files Icons
Images
Tools
Applications
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